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Analog Electronics

Analog Electronics
The room temperature resistivity of pure silicon is

 50
 300
 3000
 6

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Analog Electronics
Reverse recovery current in a diode depends upon

 Temperature.
  Forward field current.
 Storage change.
 PIV.

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Analog Electronics
The 741 C has a unity - gain frequency of

  1 MHz.
  15 MHz.
  20 Hz.
  10 Hz.

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Analog Electronics
The extremely high input impedance of a MOSFET is primarily due to the

  depletion of electric current carriers.
  extremely small leakage electric current of its gate capacitor.
  absence of its channel.
  negative gate-source voltage.

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Analog Electronics
Assume that diode D1, D2 in figure are ideal diodes. The value of current is mcq-diagram

 1 mA.
 2 mA.
 0 mA.
 0.5 mA.

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Analog Electronics
In a properly biased NPN transistor most of the electrons from the emitter

  pass through the base to the collector.
  recombine in the emitter its self.
  are stopped by the junction barrier.
  recombine with holes in the base .

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